{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65732",
    "entityType": "User",
    "nonce": "0xeb6953047fe50cb6cc433770f2263328cee892f7dc7a1f339976d547be4cdb28",
    "signature": "0x0272e441838c1dcd526a8ad6ef9aa662d9ab418b046503b1df8acd78e0a9b059501de58d877e6e9b44a533d9a88fb654bf0f85ee878a3beffd4c2b65a73930c21b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}